16102291968 has 280 divisors, whose sum is σ = 55137670368. Its totient is φ = 4599908352.

The previous prime is 16102291951. The next prime is 16102291991. The reversal of 16102291968 is 86919220161.

16102291968 is a `hidden beast` number, since 1 + 610 + 2 + 29 + 1 + 9 + 6 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 2609655 + ... + 2615817.

Almost surely, 2^16102291968 is an apocalyptic number.

16102291968 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16102291968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27568835184).

16102291968 is an abundant number, since it is smaller than the sum of its proper divisors (39035378400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16102291968 is an frugal number, since it uses more digits than its factorization.

16102291968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6206 (or 6175 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 45.

The spelling of 16102291968 in words is "sixteen billion, one hundred two million, two hundred ninety-one thousand, nine hundred sixty-eight".